Please help Brady with surgery and aftercare!

Hello you all know my Brady is the love of my life he brings smiles to everyone’s face he loves all animals children and everyone around him. Today he was hit by a car and is at angel memorial the cost has gone up to $4100 for his surgery alone or they will amputate his leg and a long shot he would make it. They also now told me $2200 more for after care that would last 8 weeks. please help as I can’t live without my best friend if it was yours I would be the first one to help, Thanks anything will help I have the invoice for anyone who wants it, and I will be sending out photos and I’m hoping recovering pictures! Please help he is an angel and touches everyone he meets.